Audi A8 (2015) is 719 mm (28.31 inch) longer, 283 mm (11.14 inch) higher and has 295 liters (10.42 ft3) bigger cargo space than McLaren 675LT Coupe (2016).
McLaren 675LT Coupe (2016) is 146 mm (5.75 inch) wider and 652 kg (1,437 lbs) lighter than Audi A8 (2015).